Rethinking Vaping What Does Vaping Do to Your Lungs? Johns Hopkins Medicine Going in for a close look at lung infections UW Medicine Newsroom Vaping in Youth: The Dual Threat to Heart and Lung Health Smoking cigarettes has long been proven to cause severe lung damage, including chronic obstructive pulmonary disease (COPD), emphysema, and lung cancer. Over time, cigarette smoke destroys lung tissue, fills airways with tar,